The astrolabe was found on a ship Esmeralda and could have been made somewhere between 1495 and 1500. Esmeralda was a Portuguese ship that reportedly sank in the Indian Ocean in 1503. The ship was ...

The Chilean Navy’s training ship, CNS Esmeralda, has arrived in Portsmouth, marking an important visit for the historic cadet training vessel. Known for its elegance and maritime legacy, the Esmeralda ...